1 ene 1966 año - Mesonychia as closest relatives of whales
Descripción:
Van Valen (1966), suggested that the
closest relatives of whales were the Mesonychia—a group of carnivorous condylarths (ancient hoofed mammals) that resemble early cetaceans in the morphology of their teeth.
Añadido al timeline:
fecha:
1 ene 1966 año
Ahora mismo
~ 59 years ago